Physiological effects of masturbation

Kommentarer Vänligen logga in eller registrera dig för att posta kommentarer. Titel Registrerad Inlägg 3 It is well known that athletes in the United States are told to abstain from sexual intercourse prior to athletic competition. Så nu undrar jag. In contrast, although plasma testosterone was unaltered by orgasm, higher testosterone concentrations were observed following the period of abstinence.